[INFO] cloning repository https://github.com/Saecki/music_organizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Saecki/music_organizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaecki%2Fmusic_organizer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaecki%2Fmusic_organizer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15030047e0f8ffdd6c501fb1408e039694d25674
[INFO] checking Saecki/music_organizer against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaecki%2Fmusic_organizer" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Saecki/music_organizer on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Saecki/music_organizer
[INFO] finished tweaking git repo https://github.com/Saecki/music_organizer
[INFO] tweaked toml for git repo https://github.com/Saecki/music_organizer written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_generate v3.0.0-beta.2
[INFO] [stderr]   Downloaded mp4ameta_proc v0.4.0
[INFO] [stderr]   Downloaded mp4ameta v0.9.1
[INFO] [stderr]   Downloaded id3 v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adb768615a44caf186c57d3c1ab6f11e38ef2a2337f5fb009c918234504b32a5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "adb768615a44caf186c57d3c1ab6f11e38ef2a2337f5fb009c918234504b32a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adb768615a44caf186c57d3c1ab6f11e38ef2a2337f5fb009c918234504b32a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adb768615a44caf186c57d3c1ab6f11e38ef2a2337f5fb009c918234504b32a5", kill_on_drop: false }`
[INFO] [stdout] adb768615a44caf186c57d3c1ab6f11e38ef2a2337f5fb009c918234504b32a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09d3e97f80d856a21e310f7fb4a8f792017c2d195226faa0227be79ecf12826f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "09d3e97f80d856a21e310f7fb4a8f792017c2d195226faa0227be79ecf12826f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling mp4ameta_proc v0.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking mp4ameta v0.9.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking id3 v0.6.2
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking clap_generate v3.0.0-beta.2
[INFO] [stderr]     Checking music_organizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `verbosity`
[INFO] [stdout]    --> src/bin/cli.rs:591:34
[INFO] [stdout]     |
[INFO] [stdout] 591 | fn format_metadata(m: &Metadata, verbosity: usize) -> String {
[INFO] [stdout]     |                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbosity`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `verbosity`
[INFO] [stdout]    --> src/bin/cli.rs:591:34
[INFO] [stdout]     |
[INFO] [stdout] 591 | fn format_metadata(m: &Metadata, verbosity: usize) -> String {
[INFO] [stdout]     |                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbosity`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.67s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "09d3e97f80d856a21e310f7fb4a8f792017c2d195226faa0227be79ecf12826f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09d3e97f80d856a21e310f7fb4a8f792017c2d195226faa0227be79ecf12826f", kill_on_drop: false }`
[INFO] [stdout] 09d3e97f80d856a21e310f7fb4a8f792017c2d195226faa0227be79ecf12826f